/*
 * Copyright 2011-2013, David George, Licensed under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
 package org.magneato.dao;


import org.magneato.service.ExportHelper;
import org.magneato.service.PKHelper;

public interface KVStore<V> extends CommentAPI<V> {
	/**
	 * Initializes a new store with the given name
	 * @param namespace
	 */
	public void init(String namespace, int maxRelated, PKHelper p);
	/**
	 * Gets an object from the store
	 * 
	 * @param key
	 * @return
	 */
	public V get(String key);
	/**
	 * Put an object in the store
	 * @param key
	 * @param value
	 */
	public void put(String key, V value);
	// returns page name of deleted page or comment, null if there was an error
	public String delete(String key);

	public void export(ExportHelper p) ;
	public void titles(int s, int len) ;
	public void close();
	public int length();
}
